Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 − 25 by rounding each number to the nearest 10: ______
- Estimate 42 − 81 by rounding each number to the nearest 10: ______
- Estimate 47 − 36 by rounding each number to the nearest 10: ______
- Estimate 41 − 44 by rounding each number to the nearest 10: ______
- Estimate 73 + 69 by rounding each number to the nearest 10: ______
- Estimate 88 + 54 by rounding each number to the nearest 10: ______
- Estimate 70 − 24 by rounding each number to the nearest 10: ______
- Estimate 22 + 73 by rounding each number to the nearest 10: ______
- Estimate 69 − 67 by rounding each number to the nearest 10: ______
- Estimate 45 − 73 by rounding each number to the nearest 10: ______
- Estimate 76 + 63 by rounding each number to the nearest 10: ______
- Estimate 68 − 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 63 by rounding each number to the nearest 10: ______
- Estimate 77 − 62 by rounding each number to the nearest 10: ______
- Estimate 50 + 23 by rounding each number to the nearest 10: ______
- Estimate 65 + 40 by rounding each number to the nearest 10: ______
- Estimate 63 + 33 by rounding each number to the nearest 10: ______
- Estimate 46 + 37 by rounding each number to the nearest 10: ______
- Estimate 32 + 28 by rounding each number to the nearest 10: ______
- Estimate 21 − 28 by rounding each number to the nearest 10: ______