Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 − 62 by rounding each number to the nearest 10: ______
- Estimate 66 + 56 by rounding each number to the nearest 10: ______
- Estimate 24 − 50 by rounding each number to the nearest 10: ______
- Estimate 28 − 79 by rounding each number to the nearest 10: ______
- Estimate 60 − 28 by rounding each number to the nearest 10: ______
- Estimate 72 − 67 by rounding each number to the nearest 10: ______
- Estimate 44 − 47 by rounding each number to the nearest 10: ______
- Estimate 63 + 33 by rounding each number to the nearest 10: ______
- Estimate 65 + 63 by rounding each number to the nearest 10: ______
- Estimate 23 + 88 by rounding each number to the nearest 10: ______
- Estimate 22 + 39 by rounding each number to the nearest 10: ______
- Estimate 23 − 71 by rounding each number to the nearest 10: ______
- Estimate 30 − 77 by rounding each number to the nearest 10: ______
- Estimate 62 − 65 by rounding each number to the nearest 10: ______
- Estimate 31 − 66 by rounding each number to the nearest 10: ______
- Estimate 52 + 80 by rounding each number to the nearest 10: ______
- Estimate 51 + 69 by rounding each number to the nearest 10: ______
- Estimate 87 + 55 by rounding each number to the nearest 10: ______
- Estimate 39 + 40 by rounding each number to the nearest 10: ______
- Estimate 60 + 72 by rounding each number to the nearest 10: ______