Grade 6 · Numbers & operations

Decimal operations practice

Decimal operations is a grade 6 math skill aligned to Common Core standard 6.NS.B.3: fluently add, subtract, multiply, and divide multi-digit decimals using the standard algorithm for each operation. Below are 8 practice questions with answers and step-by-step explanations, drawn from the 109 decimal operations problems our math games drill.

CCSS 6.NS.B.3109 questions in the bank
Sample questions

Try 8 for free

Question 1easy

What is 7.00+1.627.00 + 1.62?

7.00+1.62=8.627.00 + 1.62 = 8.62.

Question 2easy

What is 9.6÷69.6 \div 6?

Result: 1.61.6.

Question 3easy

What is 6.60×66.60 \times 6?

6.60×6=39.66.60 \times 6 = 39.6.

Question 4easy

What is 6.07−4.716.07 - 4.71?

6.07−4.71=1.366.07 - 4.71 = 1.36.

Question 5easy

What is 3.35+6.753.35 + 6.75?

3.35+6.75=10.13.35 + 6.75 = 10.1.

Question 6easy

What is 28.7÷728.7 \div 7?

Result: 4.14.1.

Question 7easy

What is 5.70×55.70 \times 5?

5.70×5=28.55.70 \times 5 = 28.5.

Question 8easy

What is 7.04−1.687.04 - 1.68?

7.04−1.68=5.367.04 - 1.68 = 5.36.

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Math games for Grade 6

Questions like these are served inside our head-to-head math games.

Blaster Gate gameBlaster GateBlast through the wall. First to clear wins.Blitz Tanks gameBlitz TanksSolve math to load shells. Out-think the battalion. Last math standing wins.Bullseye Blitz gameBullseye BlitzAnswer true, loose your arrow — string a streak and shoot fire.Slam Streak gameSlam StreakAnswer to sink the shot — build a streak and catch fire.
Tests that cover decimal operations:
SBACACTACT AspireMCAPNC EOG/EOC
More Grade 6 skills:
Fraction-decimal-percent conversionMeasures of center and variabilityOrder of operationsAbsolute valueArea formulas (triangle, parallelogram, trapezoid)Custom unit conversionsExponents notationMean change from data set editsAll Grade 6 practice →

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The free placement test finds your level, then every match serves decimal operations questions at exactly the right difficulty.