Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 51 − 28 by rounding each number to the nearest 10: ______
- Estimate 29 + 81 by rounding each number to the nearest 10: ______
- Estimate 26 + 80 by rounding each number to the nearest 10: ______
- Estimate 38 + 62 by rounding each number to the nearest 10: ______
- Estimate 66 + 52 by rounding each number to the nearest 10: ______
- Estimate 42 − 68 by rounding each number to the nearest 10: ______
- Estimate 59 − 66 by rounding each number to the nearest 10: ______
- Estimate 66 − 71 by rounding each number to the nearest 10: ______
- Estimate 43 − 41 by rounding each number to the nearest 10: ______
- Estimate 41 + 47 by rounding each number to the nearest 10: ______
- Estimate 70 + 84 by rounding each number to the nearest 10: ______
- Estimate 59 − 57 by rounding each number to the nearest 10: ______
- Estimate 78 + 84 by rounding each number to the nearest 10: ______
- Estimate 77 − 60 by rounding each number to the nearest 10: ______
- Estimate 63 + 68 by rounding each number to the nearest 10: ______
- Estimate 45 + 54 by rounding each number to the nearest 10: ______
- Estimate 28 − 37 by rounding each number to the nearest 10: ______
- Estimate 31 − 37 by rounding each number to the nearest 10: ______
- Estimate 47 − 22 by rounding each number to the nearest 10: ______
- Estimate 74 + 40 by rounding each number to the nearest 10: ______