Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 77 + 29 by rounding each number to the nearest 10: ______
- Estimate 71 + 32 by rounding each number to the nearest 10: ______
- Estimate 65 − 26 by rounding each number to the nearest 10: ______
- Estimate 72 + 60 by rounding each number to the nearest 10: ______
- Estimate 88 + 70 by rounding each number to the nearest 10: ______
- Estimate 30 − 34 by rounding each number to the nearest 10: ______
- Estimate 30 + 54 by rounding each number to the nearest 10: ______
- Estimate 24 + 47 by rounding each number to the nearest 10: ______
- Estimate 50 + 37 by rounding each number to the nearest 10: ______
- Estimate 71 + 43 by rounding each number to the nearest 10: ______
- Estimate 52 + 77 by rounding each number to the nearest 10: ______
- Estimate 86 + 65 by rounding each number to the nearest 10: ______
- Estimate 84 − 59 by rounding each number to the nearest 10: ______
- Estimate 45 + 57 by rounding each number to the nearest 10: ______
- Estimate 57 − 26 by rounding each number to the nearest 10: ______
- Estimate 63 − 61 by rounding each number to the nearest 10: ______
- Estimate 48 − 83 by rounding each number to the nearest 10: ______
- Estimate 66 + 89 by rounding each number to the nearest 10: ______
- Estimate 36 + 33 by rounding each number to the nearest 10: ______
- Estimate 46 − 63 by rounding each number to the nearest 10: ______