Decimal operations, multiplying and dividing fractions, volume, the coordinate plane, order of operations and powers of ten.
45 cards · basic cards · AI-written, checked twice. Edit anything.
- When adding decimals, what must you do with the decimal points?
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Line them up vertically- What is 2.5 + 1.3?
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3.8- What is 5.6 - 2.1?
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3.5- How do you multiply a decimal by a whole number?
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Multiply as if there are no decimals, then place the decimal point based on how many decimal places were in the original numbers- What is 1.2 × 3?
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3.6- What is 2.4 × 2.5?
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6.0- How do you divide a decimal by a whole number?
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Divide as you would with whole numbers, placing the decimal point directly above the decimal point in the dividend- What is 4.8 ÷ 2?
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2.4- How do you compare two decimals?
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Line them up by place value or compare digit by digit from left to right- What is the rule for multiplying two fractions?
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Multiply the numerators together and multiply the denominators together- What is 1/2 × 1/3?
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1/6- What is 2/3 × 3/4?
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1/2- How do you multiply a fraction by a whole number?
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Multiply the numerator by the whole number and keep the denominator the same- What is 2/5 × 2?
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4/5- What is the rule for dividing by a fraction?
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Multiply by the reciprocal of the fraction
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