Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 + 67 by rounding each number to the nearest 10: ______
- Estimate 76 − 76 by rounding each number to the nearest 10: ______
- Estimate 81 + 80 by rounding each number to the nearest 10: ______
- Estimate 34 − 29 by rounding each number to the nearest 10: ______
- Estimate 36 + 59 by rounding each number to the nearest 10: ______
- Estimate 67 + 75 by rounding each number to the nearest 10: ______
- Estimate 25 − 47 by rounding each number to the nearest 10: ______
- Estimate 42 − 34 by rounding each number to the nearest 10: ______
- Estimate 61 − 89 by rounding each number to the nearest 10: ______
- Estimate 37 − 38 by rounding each number to the nearest 10: ______
- Estimate 58 − 21 by rounding each number to the nearest 10: ______
- Estimate 51 − 43 by rounding each number to the nearest 10: ______
- Estimate 50 − 76 by rounding each number to the nearest 10: ______
- Estimate 35 + 66 by rounding each number to the nearest 10: ______
- Estimate 58 + 51 by rounding each number to the nearest 10: ______
- Estimate 43 + 82 by rounding each number to the nearest 10: ______
- Estimate 28 − 66 by rounding each number to the nearest 10: ______
- Estimate 54 − 32 by rounding each number to the nearest 10: ______
- Estimate 77 + 62 by rounding each number to the nearest 10: ______
- Estimate 72 − 72 by rounding each number to the nearest 10: ______