Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 + 30 by rounding each number to the nearest 10: ______
- Estimate 74 − 68 by rounding each number to the nearest 10: ______
- Estimate 71 − 61 by rounding each number to the nearest 10: ______
- Estimate 64 − 64 by rounding each number to the nearest 10: ______
- Estimate 60 + 67 by rounding each number to the nearest 10: ______
- Estimate 66 − 74 by rounding each number to the nearest 10: ______
- Estimate 80 + 89 by rounding each number to the nearest 10: ______
- Estimate 68 − 74 by rounding each number to the nearest 10: ______
- Estimate 57 − 50 by rounding each number to the nearest 10: ______
- Estimate 33 − 60 by rounding each number to the nearest 10: ______
- Estimate 38 + 88 by rounding each number to the nearest 10: ______
- Estimate 53 + 65 by rounding each number to the nearest 10: ______
- Estimate 70 − 78 by rounding each number to the nearest 10: ______
- Estimate 72 + 81 by rounding each number to the nearest 10: ______
- Estimate 58 + 52 by rounding each number to the nearest 10: ______
- Estimate 77 − 66 by rounding each number to the nearest 10: ______
- Estimate 69 + 59 by rounding each number to the nearest 10: ______
- Estimate 60 − 27 by rounding each number to the nearest 10: ______
- Estimate 26 − 40 by rounding each number to the nearest 10: ______
- Estimate 47 + 24 by rounding each number to the nearest 10: ______