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This Mixed All Operations drill has 48 problems for Grade 3. Skateboarding theme. Answer key included.
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Max discovered a secret skate course hidden beneath the park! He must solve every problem to unlock the next ramp before time runs out.
Standard: CCSS.MATH.3.OA.D.8
By Grade 3, students need to move beyond single-operation problems and learn to tackle mixed-operations—problems that combine addition, subtraction, multiplication, and division in one expression. This skill is foundational because real-world math rarely comes in neat, single-operation packages. When your child figures out how much allowance they'll have left after buying supplies for a skateboarding trick, or calculates scores in a game with different point values, they're using mixed-operations thinking. At ages 8-9, students' brains are ready to hold multiple steps in mind and follow a logical sequence, which is exactly what mixed-operations requires. Mastering this now builds the mathematical confidence and procedural fluency that will support algebra and higher math later. This worksheet gives students focused practice recognizing which operation to do first and applying consistent strategies across varied problems.
The most common error is that students solve mixed-operations problems left-to-right without considering order of operations. For example, they might see '2 + 3 × 4' and calculate it as (2 + 3) × 4 = 20, when the correct answer is 2 + (3 × 4) = 14. Watch for students who skip steps entirely or rush through without checking their work. You'll notice patterns like consistently getting multiplication problems wrong after adding first, or always dividing before multiplying even when multiplication appears first in the problem.
Create a real routine where your child uses mixed-operations in daily life. For instance, if they're saving money for a skateboard, have them calculate: 'You earn 5 dollars on Monday, your grandparent gives you 3 dollars, and you spend 2 dollars on supplies—how much do you have?' Start with simpler two-step problems, then gradually add more steps. Have them explain out loud which operation they'll do first and why. This builds the habit of planning before calculating, which is the real skill behind mixed-operations mastery.