Sagot :
Answer:
1.) 4.139
2.) 137.307
3.) 0.719
4.) 0.966
5.) 2.465
Step-by-step explanation:
1.) 0.12+1.419+2.6
Step 1
calculate the sum of 0.12 and 1.419
0.12+1.419=1.539
Step 2
calculate the sum of 1.539 and 2.6
1.539+2.6=4.139
ANSWER: 4.139
2.) 132.06+5.009+0.238
Step 1
calculate the sum of 132.06 and 5.009
132.06+5.009=137.069
Step 2
calculate the sum of 137.069 and 0.238
137.069+0.238=137.307
ANSWER: 137.069
3.) 0.48+0.009+0.23
Step 1
calculate the sum of 0.48 and 0.009
0.48+0.009=0.489
Step 2
calculate the sum of 0.489 and 0.23
0.489+0.23=0.719
ANSWER: 0.719
4.) 0.09+0.87+0.006
Step 1
calculate the sum of 0.09 and 0.87
0.09+0.87=0.96
Step 2
calculate the sum of 0.96 and 0.006
0.96+0.006=0.966
ANSWER: 0.966
5.) 0.72+0.96+0.785
Step 1
calculate the sum of 0.72 and 0.96
0.72+0.96=1.68
Step 2
calculate the sum of 1.68 and 0.785
1.68+0.785=2.465
ANSWER: 2.465