Which calculations could be used to solve this problem?
there are 21 children at corie...
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Mathematics, 29.09.2019 16:30 sash0924
Which calculations could be used to solve this problem?
there are 21 children at corie's party. there are 2 times as many girls as boys at the party.
how many girls are at the party?
choose all answers that are correct.
a.
multiply 21 × 2. divide the product by 3.
b.
add 21 + 2. divide the sum by 3.
c.
divide 21 ÷ 3. subtract the quotient from 21.
d.
divide 21 ÷ 3. multiply the quotient by 2.
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