20 x 2=40
10 x 4=40
8 x 5= 40
so 2 bags of balloons
4 bags of horns
5 packages of candy
Answer:
a=6.9
Step-by-step explanation:
a(2)+4(2)=8(2)
4×4=16 8×8=64
16-16 64-16
a(2)=6.9
Caculator:
Press 2nd, press x2(close to bottom left)
6.92 PLEASE ROUND
6.92=6.9
a=6.9
Answer:
1000 - 300 - 200 = 500
Step-by-step explanation:
estimation
The pattern is going up by elevens each time. So basically you take the second number(A2) and subtract it from the first number(A1).
so short answer is: 46, 57, 68
