Question
Albert started his piano practice at 9.50 a.m. and ended his piano practice at 1.45 p.m. He took a 40 break in between his piano practice. How much time did Albert spend on his piano practice?
2 m

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Albert started his piano practice at 9.50 a.m. and ended his piano practice at 1.45 p.m. He took a 40 break in between his piano practice. How much time did Albert spend on his piano practice?