Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 − 65 by rounding each number to the nearest 10: ______
- Estimate 38 − 42 by rounding each number to the nearest 10: ______
- Estimate 52 − 47 by rounding each number to the nearest 10: ______
- Estimate 22 − 22 by rounding each number to the nearest 10: ______
- Estimate 23 − 36 by rounding each number to the nearest 10: ______
- Estimate 64 + 21 by rounding each number to the nearest 10: ______
- Estimate 54 − 74 by rounding each number to the nearest 10: ______
- Estimate 76 + 51 by rounding each number to the nearest 10: ______
- Estimate 84 + 52 by rounding each number to the nearest 10: ______
- Estimate 52 − 62 by rounding each number to the nearest 10: ______
- Estimate 78 − 59 by rounding each number to the nearest 10: ______
- Estimate 42 + 52 by rounding each number to the nearest 10: ______
- Estimate 74 − 46 by rounding each number to the nearest 10: ______
- Estimate 83 − 21 by rounding each number to the nearest 10: ______
- Estimate 81 − 68 by rounding each number to the nearest 10: ______
- Estimate 50 − 85 by rounding each number to the nearest 10: ______
- Estimate 74 + 27 by rounding each number to the nearest 10: ______
- Estimate 46 − 37 by rounding each number to the nearest 10: ______
- Estimate 62 − 65 by rounding each number to the nearest 10: ______
- Estimate 78 − 35 by rounding each number to the nearest 10: ______