Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 + 75 by rounding each number to the nearest 10: ______
- Estimate 39 − 22 by rounding each number to the nearest 10: ______
- Estimate 71 + 70 by rounding each number to the nearest 10: ______
- Estimate 38 − 70 by rounding each number to the nearest 10: ______
- Estimate 44 − 81 by rounding each number to the nearest 10: ______
- Estimate 89 + 58 by rounding each number to the nearest 10: ______
- Estimate 53 + 59 by rounding each number to the nearest 10: ______
- Estimate 80 + 37 by rounding each number to the nearest 10: ______
- Estimate 48 + 77 by rounding each number to the nearest 10: ______
- Estimate 57 − 41 by rounding each number to the nearest 10: ______
- Estimate 30 + 59 by rounding each number to the nearest 10: ______
- Estimate 31 + 79 by rounding each number to the nearest 10: ______
- Estimate 56 − 23 by rounding each number to the nearest 10: ______
- Estimate 30 − 29 by rounding each number to the nearest 10: ______
- Estimate 26 − 34 by rounding each number to the nearest 10: ______
- Estimate 45 − 76 by rounding each number to the nearest 10: ______
- Estimate 54 + 74 by rounding each number to the nearest 10: ______
- Estimate 29 + 53 by rounding each number to the nearest 10: ______
- Estimate 35 − 71 by rounding each number to the nearest 10: ______
- Estimate 34 − 64 by rounding each number to the nearest 10: ______