Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 56 + 88 by rounding each number to the nearest 10: ______
- Estimate 45 − 26 by rounding each number to the nearest 10: ______
- Estimate 84 − 35 by rounding each number to the nearest 10: ______
- Estimate 32 + 51 by rounding each number to the nearest 10: ______
- Estimate 88 + 57 by rounding each number to the nearest 10: ______
- Estimate 23 + 37 by rounding each number to the nearest 10: ______
- Estimate 67 − 42 by rounding each number to the nearest 10: ______
- Estimate 38 − 77 by rounding each number to the nearest 10: ______
- Estimate 36 + 87 by rounding each number to the nearest 10: ______
- Estimate 78 − 81 by rounding each number to the nearest 10: ______
- Estimate 28 − 40 by rounding each number to the nearest 10: ______
- Estimate 83 − 71 by rounding each number to the nearest 10: ______
- Estimate 29 − 43 by rounding each number to the nearest 10: ______
- Estimate 54 + 37 by rounding each number to the nearest 10: ______
- Estimate 83 − 74 by rounding each number to the nearest 10: ______
- Estimate 67 + 87 by rounding each number to the nearest 10: ______
- Estimate 79 + 50 by rounding each number to the nearest 10: ______
- Estimate 40 − 34 by rounding each number to the nearest 10: ______
- Estimate 78 + 67 by rounding each number to the nearest 10: ______
- Estimate 42 + 71 by rounding each number to the nearest 10: ______