Estimate to 0, 1/2 or 1
1/6 + 5/12
0+1/2=1/2
2/4 = x/16
2/4=8/16
3/8 and 2/3
24
1/2+1/3
6/12+4/12=10/12
2/3-5/9
6/9-5/9=1/9
9/10+5/6
1+1=2
1/5=x/25
1/5=5/25
1/6 and 2/3
6
1/2+2/5
5/10+4/10=9/10
4/5-1/4
16/20-5/20=11/20
1/16+2/15
0+0=0
3/8=x/40
3/8=15/40
1/3 and 4/5
15
2/8+1/2
2/8+4/8=6/8
7/10-2/5
7/10-4/10=3/10
11/18-2/9
1/2-0=1/2
5/8=x/32
5/8=20/32
3/10 and 6/8
40
1/9+5/6
2/18+15/18=17/18
6/5-3/8
48/40-15-40=33/40
Steve is making breakfast. The recipes call for 7/8 cup of milk for grits and 3/4 cup for biscuits. He has 2 cups of milk. Does he have enough to make his breakfast? Explain.
Yes, both recipes call for less than a cup. Even if I estimated to 1+1, I would have enough.
For keeping business records, every three months of a year is called a quarter. How many months are equal to 3/4 of a year?
9 months.
3/4=9/12
Explain any mistakes in the renaming of the fractions below...
3/4=9/12 and 2/3=6/12
They did not multiply the numerator and the denominator by the same number in the second set of fractions.
About 1/10 of the bones in your body are in your skull. Your hands have about 1/4 of the bones in your body. Write and solve an equation to find the fraction of bones in your body that are in your hands or skull.
1/10+1/4=2/20+5/20=7/20
Why do fractions need to have a common denominator before you add or subtract them?
The denominator tells you the size of the parts and the parts must be the same size in order to combine or remove them.