Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 − 73 by rounding each number to the nearest 10: ______
- Estimate 89 − 77 by rounding each number to the nearest 10: ______
- Estimate 74 − 68 by rounding each number to the nearest 10: ______
- Estimate 39 − 21 by rounding each number to the nearest 10: ______
- Estimate 64 + 75 by rounding each number to the nearest 10: ______
- Estimate 73 + 44 by rounding each number to the nearest 10: ______
- Estimate 22 + 68 by rounding each number to the nearest 10: ______
- Estimate 45 + 68 by rounding each number to the nearest 10: ______
- Estimate 43 − 21 by rounding each number to the nearest 10: ______
- Estimate 73 − 81 by rounding each number to the nearest 10: ______
- Estimate 39 + 48 by rounding each number to the nearest 10: ______
- Estimate 49 − 60 by rounding each number to the nearest 10: ______
- Estimate 26 − 74 by rounding each number to the nearest 10: ______
- Estimate 78 − 33 by rounding each number to the nearest 10: ______
- Estimate 79 − 57 by rounding each number to the nearest 10: ______
- Estimate 83 − 22 by rounding each number to the nearest 10: ______
- Estimate 50 − 61 by rounding each number to the nearest 10: ______
- Estimate 89 − 38 by rounding each number to the nearest 10: ______
- Estimate 83 + 59 by rounding each number to the nearest 10: ______
- Estimate 76 + 50 by rounding each number to the nearest 10: ______