Dividing fractions
17÷ 13=?
37
13+13=?
23
380?
3,8 × 102
3.2×103
3200
What is 60% of 350?
210
25÷ 37=?
1415
58-38=?
28
20?
2 × 10
5.06×102
506
What is 22% of 450?
99
415÷ 17=?
2925
59+89=?
139
4 200 000
4,2 × 106
8.7×10-1
0.87
A meal costs $80, and a 15% tip is added. What is the total cost of the meal, including the tip?
92
314÷ 312=?
1314
258-134=?
78
45 600 000 000?
4,56 × 1010
4.25×10-3
0.00425
20% of a number is 56. What is the original number?
280
778÷312=?
167122
258-3116=?
2116
65 400 000 000 000?
6,54 × 1013
6.003×10-5
0,0006003
A price increased by 10% and then decreased by 20%. The final price is $72. What was the original price?
80